CDCA42 TJSJ 210855 CLISJU CLIMATE REPORT NATIONAL WEATHER SERVICE SAN JUAN PR 455 AM AST MON SEP 21 2026 ................................... ...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 20 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1898 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 91 4:51 PM 95 1981 89 2 92 MINIMUM 79 6:59 AM 72 1920 77 2 76 AVERAGE 85 83 2 84 PRECIPITATION (IN) YESTERDAY 0.09 7.11 2017 0.21 -0.12 0.32 MONTH TO DATE 4.49 4.54 -0.05 3.95 SINCE SEP 1 4.49 4.54 -0.05 3.95 SINCE JAN 1 29.42 40.48 -11.06 47.57 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 0 0 0 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 20 18 2 19 MONTH TO DATE 392 360 32 382 SINCE SEP 1 392 360 32 382 SINCE JAN 1 4510 4171 339 4427 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 5.1 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 88 LOWEST 54 AVERAGE 71 .......................................................... THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 89 95 2019 MINIMUM TEMPERATURE (F) 77 71 1960 SUNRISE AND SUNSET SEPTEMBER 21 2026.....SUNRISE 6:13 AM AST SUNSET 6:21 PM AST SEPTEMBER 22 2026.....SUNRISE 6:13 AM AST SUNSET 6:20 PM AST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$